effeff, established in 1936 as a precision engineering and electrical engineering workshop, has developed through a consistent product policy to become the global market leader in electromechanical locking device technology. Electrical door releases, electrical bolts, security locks, access control systems, electro holding magnets, rescue route technology, swing door operators, automatic arrester systems and control elements are among the products that effeff, based in Albstadt, Germany, exports today to 75 countries around the globe.